GHC bug, compiling Stack master on macOS Sierra

stack upgrade --git

$ uname -a
Darwin cumae.local 16.0.0 Darwin Kernel Version 16.0.0: Tue Aug 23 17:02:44 PDT 2016; root:xnu-3789.1.31~2/RELEASE_X86_64 x86_64

Xcode 8.0 GM, macOS Sierra

Preprocessing library stack-1.2.1...
[ 1 of 96] Compiling Text.PrettyPrint.Leijen.Extended ( src/Text/PrettyPrint/Leijen/Extended.hs, .stack-work/dist/x86_64-osx/Cabal-1.22.5.0/build/Text/PrettyPrint/Leijen/Extended.o )
[ 2 of 96] Compiling Stack.Ghci.Script ( src/Stack/Ghci/Script.hs, .stack-work/dist/x86_64-osx/Cabal-1.22.5.0/build/Stack/Ghci/Script.o )
[ 3 of 96] Compiling Stack.FileWatch  ( src/Stack/FileWatch.hs, .stack-work/dist/x86_64-osx/Cabal-1.22.5.0/build/Stack/FileWatch.o )
[ 4 of 96] Compiling System.Process.PagerEditor ( src/System/Process/PagerEditor.hs, .stack-work/dist/x86_64-osx/Cabal-1.22.5.0/build/System/Process/PagerEditor.o )
[ 5 of 96] Compiling System.Process.Log ( src/System/Process/Log.hs, .stack-work/dist/x86_64-osx/Cabal-1.22.5.0/build/System/Process/Log.o )
[ 6 of 96] Compiling Paths_stack      ( .stack-work/dist/x86_64-osx/Cabal-1.22.5.0/build/autogen/Paths_stack.hs, .stack-work/dist/x86_64-osx/Cabal-1.22.5.0/build/Paths_stack.o )
[ 7 of 96] Compiling Path.Find        ( src/Path/Find.hs, .stack-work/dist/x86_64-osx/Cabal-1.22.5.0/build/Path/Find.o )
[ 8 of 96] Compiling Path.Extra       ( src/Path/Extra.hs, .stack-work/dist/x86_64-osx/Cabal-1.22.5.0/build/Path/Extra.o )
[ 9 of 96] Compiling System.Process.Read ( src/System/Process/Read.hs, .stack-work/dist/x86_64-osx/Cabal-1.22.5.0/build/System/Process/Read.o )
ghc: panic! (the 'impossible' happened)
  (GHC version 7.10.3 for x86_64-apple-darwin):
        Loading temp shared object failed: dlopen(/var/folders/79/6lft40kj3cqb9f08_8yfg3vr0000gn/T/ghc29687_0/libghc_55.dylib, 5): no suitable image found.  Did find:
        /var/folders/79/6lft40kj3cqb9f08_8yfg3vr0000gn/T/ghc29687_0/libghc_55.dylib: malformed mach-o: load commands size (46680) > 32768

Please report this as a GHC bug:  http://www.haskell.org/ghc/reportabug

Completed 178 action(s).

--  While building package stack-1.2.1 using:
      /private/var/folders/79/6lft40kj3cqb9f08_8yfg3vr0000gn/T/stack-upgrade18342/stack/.stack-work/dist/x86_64-osx/Cabal-1.22.5.0/setup/setup --builddir=.stack-work/dist/x86_64-osx/Cabal-1.22.5.0 build lib:stack exe:stack --ghc-options " -ddump-hi -ddump-to-file"
    Process exited with code: ExitFailure 1

Trac metadata

Trac field	Value
Version	7.10.3
Type	Bug
TypeOfFailure	OtherFailure
Priority	normal
Resolution	Unresolved
Component	Compiler
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